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Note 8 - Long-term Debt (Details Textual)
$ in Thousands
3 Months Ended 12 Months Ended
Aug. 23, 2022
USD ($)
Sep. 30, 2022
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Debt Issuance Costs, Net     $ 808 $ 624
Long-Term Debt, Maturity, Year One     3,750  
Long-Term Debt, Maturity, Year Two     4,688  
Long-Term Debt, Maturity, Year Three     5,625  
Long-Term Debt, Maturity, Year Four     6,562  
Long-Term Debt, Maturity, Year Five     $ 135,500  
Debt Instrument Covenant Fixed Charge Coverage Ratio     1.73  
Debt Instrument Covenant, Net Leverage Ratio     3.85  
Interest Rate Swap [Member] | Interest Expense [Member]        
Gain (Loss) on Derivative Instruments, Net, Pretax, Total     $ 200 $ 100
Credit Agreement [Member]        
Debt Instrument Covenant Fixed Charge Coverage Ratio 1.25      
Debt Instrument Covenant, Net Leverage Ratio 4.0      
Credit Agreement [Member] | PNC Bank [Member]        
Line of Credit Facility, Additional Capacity Available $ 75,000      
Debt Issuance Costs, Net $ 900      
Debt Instrument, Interest Rate During Period     6.20%  
Credit Agreement [Member] | PNC Bank [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Minimum [Member]        
Debt Instrument, Basis Spread on Variable Rate 0.10%      
Credit Agreement [Member] | PNC Bank [Member] | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Maximum [Member]        
Debt Instrument, Basis Spread on Variable Rate 0.25%      
Credit Agreement [Member] | PNC Bank [Member] | Adjusted Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Minimum [Member]        
Debt Instrument, Basis Spread on Variable Rate 1.00%      
Credit Agreement [Member] | PNC Bank [Member] | Adjusted Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate [Member] | Maximum [Member]        
Debt Instrument, Basis Spread on Variable Rate 2.00%      
Credit Agreement [Member] | Truist Bank [Member]        
Gain (Loss) on Extinguishment of Debt, Total   $ 500    
Credit Agreement [Member] | Revolving Credit Facility [Member] | PNC Bank [Member]        
Line of Credit Facility, Maximum Borrowing Capacity $ 125,000      
Credit Agreement [Member] | Revolving Credit Facility [Member] | PNC Bank [Member] | Minimum [Member]        
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 0.125%      
Credit Agreement [Member] | Revolving Credit Facility [Member] | PNC Bank [Member] | Maximum [Member]        
Line of Credit Facility, Unused Capacity, Commitment Fee Percentage 0.25%      
Credit Agreement [Member] | Revolving Credit Facility [Member] | Truist Bank [Member]        
Repayments of Lines of Credit $ 118,500      
Credit Agreement [Member] | Term Loan [Member] | PNC Bank [Member]        
Line of Credit Facility, Maximum Borrowing Capacity 75,000      
Long-Term Debt, Maturity, Year One     $ 3,700  
Long-Term Debt, Maturity, Year Two     4,700  
Long-Term Debt, Maturity, Year Three     5,600  
Long-Term Debt, Maturity, Year Four     6,600  
Long-Term Debt, Maturity, Year Five     $ 52,500  
Credit Agreement [Member] | Term Loan [Member] | Truist Bank [Member]        
Repayments of Lines of Credit $ 45,500